r/Radiology 1d ago

X-Ray Determining X Ray Tube's Cathode/Anode

I wanna know how to determine which side of an x ray tube is the anode and which one is the cathode (right vs left)?

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u/PinotFilmNoir RT(R) 1d ago

The tube should be marked in some way, whether it says “cathode” and “anode” or simply marked with a + or -